package cn.edu.scau.cmi.wubaorun.composite.safe;

public class UnitedNations extends Composite{

    private String GREETINGS = "This is the united nations \n";
    WorldOrganization china = new China();
    WorldOrganization usa = new USA();
    WorldOrganization england = new England();

    public UnitedNations(){
		 super.add(china);
		 super.add(usa);
		 super.add(england);
    }

    public String say(){
	    return GREETINGS + super.say();
	}
}